0 b1

0 b10 b10 b10 b1
0 b10 b10 b10 b10 b10 b10 b10 b1
0 b10 b10 b10 b10 b10 b10 b10 b10 b10 b10 b10 b1
0 b10 b10 b10 b10 b10 b10 b10 b10 b10 b10 b10 b10 b10 b10 b10 b1
0 b10 b10 b10 b10 b10 b10 b10 b1